﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class AjaxUserInfoModify : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string userName = Request.QueryString["userName"].ToString();
        if (userName == "James Hao")
        {
            Response.Write("用户名已经存在！");
        }
        else
        {
            Response.Write("您可以使用此用户名！");
        }

    }
}
